JKBMS Smart BMS 8S-20S 40A 0.4A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board Li-ion LiFePO4 LTO Lithium Battery Pack (JK-BD4A20S4P) JourneyO adjustable design works on both

adjustable design works on both left and right wrists

Heavy Duty Closet Organization and Storage: Compared to closet hanger with 5 round holes

Brand: Hi_friend

¡¼Wide applications¡½Stair railings are ideal for children

JKBMS Smart BMS 8S-20S 40A 0.4A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board Li-ion LiFePO4 LTO Lithium Battery Pack (JK-BD4A20S4P) JourneyO adjustable design works on bothAbout this item Enhanced Safety: Safeguard your battery with protection against overcharging, overdischarging, overcurrent, short circuits, and temperature extremes. JKBMS Active Equalization extends battery life and enhances performance Easy Connection: Effortlessly manage your battery with JK BMS mobile app for Android and iOS. Bluetooth connectivity allows you to monitor status, adjust settings, and control charging discharging from your device