This is the DuraTrax Onyx 210 AC/DC Peak Charger w/LCD display. The Onyx 210 charges anywhere from 4 to 8 NiCd and NiMH batteries, with output current selections of 800mA, 1.5A, 3A, and 5 amps. Great for charging batteries for 1/18th to 1/8th scale electrics, nitro receiver packs, and even transmitter batteries! A tiny, lightweight built-in switching AC power supply plus DC input capability is perfect for use at home or the track. A custom LCD with backlight is great for use indoors or outdoors, daytime or night. The Onyx 210 has more applications (and convenience) than nearly any charger in its price range!FeaturesA super-small, lightweight built-in AC power supply is great for cramped pit spaces, and easy portability.Selectable charge currents of 800mA, 1.5A, 3A, and 5 amps, with an auto-trickle function.A custom peak detection system loads NiCd and NiMH batteries full of power.Pushbutton controls and audible tones make for easy setup and control.Large alligator clips on the DC input easily connect to most 12V DC power sources.A backup safety timer automatically stops charge to prevent accidental battery overcharge.Includes a built-in output lead with standard plug. An adapter is available separately to connect batteries having a Deans Ultra Plug.Solid-state reverse polarity and current overload safety devices ensure trouble-free operation and long duration.Specifications:AC input: 110V AC 60HzDC input: 11-15V DC, built-in lead with alligator clipsBattery types: 4-8 NiCd or NiMH cells (4.8-9.6V)Battery capacity range: 750-7500mAhFast charge current: 0.8A, 1.5A, 3A, 5A linear (40W maximum)Fast charge termination: peak detectionFast charge safety timer: 90 minutesPeak sensitivity: 8mV for NiCd, 5mV for NiMHAuto-trickle current: 1/20 fast charge setting (0-250mA)Controls: 3 pushbuttonsDisplay type: 7-segment custom LCD with blue backlightAudible indicators: indicates start, stop, errorsOutput connections: built-in lead with standard connector* built-in jack for charging 4-8 cell radio batteriesProtective devices: solid-state reverse polarity and current overloadCase size: 5.75 x 5.25 x 1.81” (146 x 133 x 46 mm)Weight: 19.2 oz. (543 g)