backup battery Capactity: 2400mAh Input: USB 5V 700mAh Output: USB 5V 600mAh Application for ipod, iphone 3G/3GS/4G and other mobile phones. battery: Li-on weight: 80g Size: 89*34*32 mm packing list: 1input USB cable for charging the battery. 1 output cable 5 connector to the mobile phones (MOTO V3,SONY EricssionK750, NOKIA slim, NOKIA 8600,Samsung G600) [Product Specifications] Model: SMC-2400 Battery type: Lithium-ion battery Size: 89 * 34 * 32 (mm) Weight: 80g Color: silver, black, red, blue Capacity: 2400mah Rated input: DC 5V/700mA Rated output: USB 5V/600mA[Accessories] Standard accessories A charge line A release wire 5 phone adapter (MOTO V3, Sony Ericsson K750, NOKIA small round, NOKIA 8600, Samsung G600) Optional accessories: 5V USB Charger / other phone adapter[Product applicable] Applies to the following: IPhone 3G/3GS IPhone 4 Nokia / Samsung / HTC / Sony Ericsson / Motorola and other mobile phone [Feature] 1. Capacity up to 2400mAh 2. Press the test switch to TEST the remaining power detection 3. With high-quality environmentally friendly lithium-ion batteries, charge and discharge capacity of 500 cycles more than 80% 4. Any state can charge, plug and play 5.USB 5V output voltage 5V rechargeable for digital products 6.LED lights out feature 7. Can charge most mobile phones; optional adapter, can be MP4, PDA, ipod, PSP and other charge 8. Smart protection chip: over charge protection, over discharge protection, overload protection, short circuit protection