48v battery built in dimensions is (410 * 100 * 42mm) and DCH 006 (Logo from the black top cover) appearance. This Electric bicycle battery model is built-in battery, it can only be compatible if its size and appearance are the same

【Product Parameters】 48V battery, built-in high quality 18650 A Grade 2600mah 3500mah battery cell, suitable for 1000w 500W 750W 350w motor; Max constant discharge current: 30A. Size: 410*100*42mm), Discharge Connector：5 holes（Male Female Side)

【BMS Strong Protections】The electric bicycle battery is built-in a 30A BMS to protect the e-bike battery from overcharge, over discharge, overcurrent, overvoltage and short circuit, etc, extend the electric battery pack life, it is up to 800-1000 times( 5 years)

【The Battery with safe lock Function】Important Notice for DCH-006's lock design:1.Lock the battery inside the frame. (with this function 1 ) 2.The lock is also the battery's power (on/off) switch. (with this function 2 too by defaultly)So: Before riding , please turn battery's key to the end to open battery's power on.( then during riding, the key will be kept on battery and can't be moved away till you stop riding.

Long-term warrant: 1 Months Return, Resend and Refund /12 Month Warranty (Free Repair). If you have any problem about the Ebike battery (damaged/unable to charge/not delivered), don't worry, give us a chance to communicate and we will help you solve your problem issues quickly and efficiently