Unitpackpower 36V 48V 52V Ebike Battery 20Ah Rechargeable Lithium Pack

You upgrade your daily commute instantly with the Hailong-style lithium pack engineered for smooth mounting on most 250‑1000W e-bike frames.

• You select your exact voltage (36V, 48V, or 52V) and capacity range while securing genuine 21700 A-grade cells that deliver consistent power through 1000+ charge cycles.
• You monitor performance effortlessly via the integrated LED display, top-mounted USB port, and secure keyed mount that keeps the unit perfectly aligned on your downtube.
• You protect your investment with an intelligent SEICO BMS that prevents over-voltage, thermal runaway, and short circuits, backed by an 18-month replacement warranty.
• You enjoy hassle-free charging through standard 2A or optional 5A adapters, ensuring you spend less time tethered and more time exploring custom routes.