Brand Hengtong battery rated capacity Wally model 825085P 4000 (mah) custom processing No standard voltage 3.7 (V) 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 more than 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, too 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 temperature properties, low 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.