b) 12v 4Amp 3 Stage Smart Charger

Character:
Multi-step charger setup and auto shutdown (tri-step)
LED status display
Short circuit protection
Reverse polarity protection
Overload protection
Automatic control fan

Description:
4Amp, 12Vdc
ABC series features Automatic multi-rate charging function /3 stage charging your battery perfect and extend battery's life.

Specifications: Model No. PM-0412F Input Range 90Vac ~ 240Vac Output Voltage 4Amp/ 12Vdc Frequency 50~60Hz Parallel operation module available Yes Short circuit protection Yes Reverse polarity protection Yes Overload protection Yes Automatic control fan Yes Aluminum housing & LED display * LED1: RED Power On * LED2: ORANGE Charging, GREEN Full charged Automatic multi-rate charging function /3 stage * Equalizer Charge: 14.6Vdc * Floating Charge: 13.7Vdc Accessory AC wire & DC Cable with Alligator Clip Net weight (by Kg/s) 0.80 Dimensions (L x W x H mm) 180 * 88 * 47