Brand Hengtong Battery wally Model 844 272 Rated Capacity 2800 (mah) custom processing standard voltage 3.7 (V) charge current 0.5 (A) Dimensions 8.4 * 42 * 72 (mm) For type other battery type lithium polymer 3.7V with plug protection board lithium-ion rechargeable battery Nominal voltage: 3.7V charge voltage: 4.2V main features: 1, size flexible, arbitrary, specified by the customer, the single thickness from 3 ~ 10mm; 2, optional wide capacity range, 50 ~ 10000mAh; wider choice, more durable; 3, high discharge platform, the average voltage exceeds 3.7V, low resistance, fast charge time; 5, good security, with over charge protection, over-discharge protection, overcurrent protection ; 6, the protection IC technical parameters: Overcharge protection voltage 4.20V ± 0.05V 7, over-discharge protection voltage 2.7V ± 0.1V 8, over-current protection 3.0 ± 1.0A (2.7V ~ 4.25V) 9, the discharge temperature: - 20 ° C ~ + 60 ° C 10, the protection IC parameters: Overcharge protection voltage 4.20V ± 0.05V, over-discharge protection voltage 2.7V ± 0.1V 11, operating voltage of 12 high energy density, long cycle life safety 13 , shape, size 14 spiritual words, no memory effect 15, low self-discharge pollution 16,3.7V polymer lithium battery has an operating voltage, high energy density, long life, good cycle life of the battery match more than 500 weeks, Excellent high and low temperature, self-discharge, no memory effect, no pollution. 17. Application: MP3 / MP4, ear 3G / CDMA / GPRS / GPS mobile phone, PDA, digital camera and video camera and other digital products. Main features: 1. A variety of dimensions: type and capacity available, applicability. Capacity range: 50mAh-15000mAh. 2. Quality assurance: A product used batteries, high capacity, low internal resistance 3. Stable performance: long cycle life: 500 continuous charge and discharge, the battery capacity of not less than 80% of rated capacity 4. No memory. effect: at any time to charge and discharge the 5. Safety: built-in circuit protection board Seiko, overcharge and over discharge protection, protection of the safe use of battery 6. environmental requirements: no mercury and other harmful substances, SGS, CE. MSDS .UN38.3, ROHS, UL certification, in line with European market requirements 7. short delivery: 1-2 weeks Note: The battery assembly approach requires custom-made according to customer requirements, such as voltage, capacity, packaging, colors, matching plugs, etc.