Twin Peak AC/DC Dual Peak Charger Key Features Advanced peak detection circuitry protects batteries from overcharging Simultaneous charging of 4/6 cell receiver pack and 6/7 cell car pack Includes receiver pack charge lead adaptor AC/DC power lets you charge at home or at the track Auto-selection 1 or 4 amp charge rate on battery voltage Dual voltmeter jacks included Comes wired with Tamiya connectors Safely charges both Ni-Cd and Ni-MH batteries Overview The new Twin Peak AC/DC Peak Detection Charger will simultaneously peak charge two 7.2V Ni-CD or Ni-MH batteries, making it ideal for use with an E-Maxx or any other electric monster truck that requires dual battery packs. Fans of twin-motor, twin-battery electric boats will like it too. Of course, any ready-to-run driver can appreciate the convenience of being able to charge two batteries at once, even if they just use one at a time. The Twin Peak comes ready to use with Tamiya-style connectors, and its handy AC/DC power input allows it to be used at home or the track. No sport racer should be without one. Specs Type:Peak Input:AC/DC # Cells:4-6 cell receiver packs, 6/7 cell car packs # Cells:1-7 (x2) Charge Rate:1A/4A Input Connector:AC/DC Output Connector:Tamiya Battery Type:Ni-Cd and Ni-MH Voltmeter:Yes Amp Meter:LED