TecMate OptiMate USB-A Charger with Battery Monitor

Designed for high-output power delivery and active battery preservation, the TecMate OptiMate O-108KIT converts a standard 12V SAE battery lead into a weatherproof USB charging port. Delivering a 3300 mA (3.3 A) 5V output, it safely charges smartphones, GPS units, cameras, and tablets while monitoring your vehicle's 12V lead-acid or 12.8V lithium battery status and shutting off automatically if input voltage drops too low.

Product Specifications

• Brand: TecMate / OptiMate

• Part Number / SKU: 3807-0477 (Mfr Part #: O-108KIT)

• Product Type: Weatherproof USB-A Charger & Battery Monitor

• Input Connector: Industry-standard 2-pin SAE quick-disconnect

• Output Connector: Single USB-A port with weatherproof sealing cap

• Output Rating: 5V DC, 3300 mA (3.3 A max output)

• Battery Compatibility: 12V Lead-Acid (AGM, GEL, STD) & 12.8V Lithium (LiFePO4 / LFP)

• Low-Voltage Protection: Auto shutoff below 12.4V input; auto restart when engine fires up (>13.3V)

• Status Monitoring: 2-LED battery status indicator

• Circuit Protections: Short circuit, overheat, and over-voltage protection

• Condition: New

Key Features & Application

• Universal SAE Integration: Plugs into standard 2-pin SAE fused battery harness leads on motorcycles, ATVs, UTVs, and snowmobiles.

• Smart Auto Shut-Off: Prevents total battery discharge when parked by cutting USB output if voltage drops below 12.4V or after 1 hour in standby mode.

• Weatherproof Design: Sealed body and port cap protect against water, dust, and vibration while riding in harsh weather conditions.

What’s Included: One (1) OptiMate O-108 USB charger unit, one (1) O-01 fused eyelet battery connection lead (20" / 50 cm), and installation hardware.