Golisi L2 Compact Mini Charger is a smart dual-slot USB battery charger that supports lithium-ion and NiMH / NiCd cells. Compact yet powerful, it gives users precise current control and built-in safety features.

Key Features

Dual Independent Slots — charge two batteries simultaneously with independent circuits
Adjustable Charging Current — choose 0.5 A, 1.0 A or 2.0 A (for Li-ion) via button press
Battery Type Detection — auto-detects Li-ion vs NiMH/NiCd and adjusts accordingly
Wide Battery Compatibility — supports battery lengths from ~32 mm to ~70 mm and ≤30 mm diameter (covers 18350, 18650, 21700, etc.)
USB Powered (5 V) — powered via micro-USB input (5 V / 2 A supply recommended)
Safety Protections — includes overcharge, reverse polarity, short circuit, temperature protection, dormant battery recovery
LED Indicators — per-slot LEDs show charging status (red = charging, green = done or fault)
Compact & Portable Design — small footprint, durable casing, ideal for travel or minimal setups

Specifications

Input: 5 V DC (via micro-USB)
Li-ion Output Currents: 0.5 A / 1.0 A / 2.0 A (selectable)
NiMH / NiCd Output: 0.5 A fixed
Battery Sizes Supported: Length ~32 – 70 mm, Diameter ≤ ~30 mm
Auto Cut-off Voltage: ~4.20 V for Li-ion
Idle Current Draw: Low (few mA) when no batteries inserted
Operating Temp Range: ~0 °C to 40 °C (typical for charger specs)

Wholesale & Retail Benefits

Essential Accessory — battery users continually need chargers or backups
Compact SKU — covers many battery formats with one charger model
High Perceived Value — adjustable current and multi-battery support justify premium price points
Impulse / Add-On Sales — small size and broad appeal make it a great counter accessory
Cross-Sell Opportunities — bundle with batteries, wraps, or mods to increase order value

Usage Tips

Press and hold the mode button (>2 s) to cycle through 0.5 A, 1.0 A, and 2.0 A modes when charging Li-ion cells
Always insert batteries fully and correctly; charger will detect and begin automatically
Avoid overcharging — remove cells once charging is complete to prolong battery life
Use a quality micro-USB cable and stable 5 V / 2 A USB source for reliable performance
Store charger in a cool, dry place when not in use, and avoid covering ventilation while in operation