Portable Speaker Battery Replacement Battery For JBL GO FF, JBL Go, JBLGOBLK Bluetooth Jbl Go 3 Compatible Models: JBL GO FF, JBL Go, JBLGOBLK; Battery Model: JBL GSP072035 3.7V 800mAh Replacement Battery for JBL GO FF, JBL Go, JBLGOBLK Bluetooth Speaker, GSP072035 Battery Type: Li-ion Polymer battery; Safe and reliable battery certified by UL, CE, UN38., 3, RoHS Don't toss it - just pop in this replacement battery and get back to jamming! This 3.7V 800mAh Li-ion polymer battery is made specifically for JBL GO, JBL GO FF, and JBLGOBLK models. It's 100% compatible with the original GSP072035 battery part number, so you know it'll fit perfectly and work exactly like the factory one Battery Type: Li-ion Polymer battery Capacity: 800mAh Nominal Voltage: 3., 7V Pack Dimension: 8., 0 x 25., 0 x 41., 0mm Weight: 10g Working Temperature: Less than 60℃(140℉) Compatible Models: JBL GO FF, JBL Go, JBLGOBLK Cautions: 1., DO NOT ATTEMPT OPEN, DISASSEMBLE THE BATTERY., 2., DO NOT CRUSH, PUNCTURE OR DISPOSE OF IN FIRE OR WATER., 3., DO NOT EXPOSE TO ABOVE 60℃(140℉). Bocina Jbl Bluetooth JBLGOBLK -Negra Over 300 times cycle life; Long working time