1、Widely Compatible: Replacement battery compatible with PSP 1000 (1001 1002 1003 1004 1005 1006 1007 1008 1010), for PSP Fat. 2、Parameters: The lithium-ion battery has a voltage of 3.6V and a capacity of 1800mAh. no memory effect and can be recharged up to 1200 times when fully or partially drained. 3、Multiple Safety Protection: The replacement battery has overcharge protection, over discharge protection, over current protection, over heat protection, short circuit protection, safer for daily use 4、Standard Testing: The replacement battery is manufactured to the exact same specifications as the original battery. Each battery has undergone strict specification testing and use testing to absolutely ensure battery safety and durability. 5、Easy to Install: The lithium battery module is easy to install and disassemble, no welding, easy to loosen, the battery can be replaced at will.