Shenzhen CSIP Science&Technology Co., Ltd.(CSIP) 


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200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device

Good quality Miniature Lithium Polymer Battery for sales
Good quality Miniature Lithium Polymer Battery for sales
We have received the battery packs and performing tests have passed . We are impressed by the assembly. it is almost the best one . thank you

—— Alexander Kozhushko

The shipment day is a litter bit late.but it is ok.all good were perfect.hope next cooperation.ths very much.

—— Greg Henk

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200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device

China 200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device supplier
200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device supplier 200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device supplier

Large Image :  200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device

Product Details:

Place of Origin: China
Brand Name: CSIP OEM
Certification: ROSH REACH
Model Number: 051218

Payment & Shipping Terms:

Minimum Order Quantity: 3000 pieces
Price: negotiable
Packaging Details: 283*222*223mm ,385*225*128mm ,411*228*233mm ,415*225*128mm ,300*240*180mm ,300*245*291
Delivery Time: 25-35 days
Payment Terms: L/C, T/T, Western Union
Supply Ability: 3000000 per month
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Detailed Product Description
Model Number: 051218 Material: LiCOO2
Size: 0.5*12*18(T*W*L) Voltage: 3.7V
Capacity: 50mAh Appplication: Electric Tool, Medical Device
Discharger Rate: 1C Weight: 200g
Connector: Melex, JST,or Customized Discharging Temp.: -20-60
Cycle: 500 Sample: Available
Original: China Warranty: 12 Months
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thin lithium ion battery


thin lithium ion rechargeable battery

Ultra Thin Lithium Polymer Battery 051218 50mah Rechargeable Li-ion Battery Lipo Battery Pack
Production Description
· Portable electronic devices
· Bluetooth headset,mobile phone,mp3/mp4 player,GPS
· Electronic cigarette,E-book,DVD
· Tablet pc,PDA,mini speaker
· DVD,portable DVD,medical device,smart watch

1. Parameter of protection IC:over-charge protection voltage 4.20V±0.05V

2. Over-discharge protection voltage:2.7V±0.1V

3. Over-current protection:3.0±1.0A(2.7V-4.25V)

4. High energy density

5. Long cyclelife

6. Environment friendly

7. No memory effect

8. Capacity,resistance,voltage,platform time consistency is good

9. High safety,over-charge,over-discharge,over-current,short circuit protection circuit

10. Low self-discharge

11. Light weight

12. 1.2m drop testing passed

13. Thickness can be adjusted white the width and length keep the same

14. Injection Technology to make battery more stable

Our services:
1. We can provide OEM and ODM service
2. We can gurantee 12 months warranty
3. If there are some quality problem,we can replace new one for you and we will also pay the shipping cost
4. we Gurantee all of our lithium polymer battery with Grade A cell and real capacity
5. Our professional salesperson will reply you and help you to solve problem soon
6. We can gurantee the high quality of products,one by one tested before shipment
7. We can gurantee on time shipment
8. Strong R&d team to support.

1. We accept T/T ,L/C , PAYPAL , Western Union and so on.
2. If you prefer other payment terms,please contact us in advance.

3. Mass production: 30% deposit to start the production, 70% balance payment before delivery
4. Sample order: 100% payment to start the sample-making
1. Install the battery correctly
2. Do not touch the battery poles and do not short circuit the battery
3. Do not disassemble the battery
4. Do not expose the battery to a temperature higher than 45 °c and lower than 0 °c
5. Do not place the battery in water
6. Recharge the battery within the limiting voltage of 4.2V
7. Do not discard the battery in a fire
8. Use only the battery charger assigned by the factory
Safety Performance:
· Short circuit test
· Heating test
· Over-charging test
· Drop test
· High temperature and high humidity test


Battery model051218
Design schemeBattery cell + PCM +wires
Condition100% new
Nominal voltage3.7V
Typical capacity50mAh(0.2C discharge)
Max charging1.0C/4.2V
Standard discharging0.2C/3.0V
Cycle time≥500 times
Warranty12 months
Storage temperature (Percentage of recoverable capacity no less than 80% of the initial capacities)-10°C∼25ºC≤12 months
-10ºC∼45ºC≤6 months
-10ºC∼60ºC≤1 month
20±5ºC is the recommended storage temperature
PackageBag, roll, box, carton, pallet
ApplicationsElectric power tools

Product Configuration:

1Li-ion Polymer Cell051218 50mA 3.7V
3Wire & ConnectorUL1571#28 L30+2/-2mm molex51021-2P
4PVC FilmYes

200g 50mah Ultra Thin Lithium Polymer Battery For Electric Tool / Medical Device
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent,
we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages
before you pay the balance.
Q3. What is your terms of delivery?
Q4. How about your delivery time?
A: Generally, it will take 4 weeks after receiving your advance payment. The specific delivery time depends
on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the courier and sample cost.
Contact Information:
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,
no matter where they come from.
Q9: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
Q10: Can your factory print our logo/brand on the product?
A: Yes, and we will do this free of charge.

Contact Details
Shenzhen CSIP Science & Technology Co., Ltd

Contact Person: Lucy

Tel: +8613602598916

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