This is the VoltWatch2 on-board Receiver Battery Monitor for 4.8V and 6V NiCd and NiMH receiver packs. This mounts on the outside of the airplane, so you can see at a glance the status of the receiver battery mounted inside. These work great for airplanes and helicopters.
7-LEDs provide instant, accurate battery voltage status of Low, Safe, or Max. Only one LED glows at a time
Small switch to select 4.8V or 6V battery
Very lightweight, only .15oz (4.3g)
Unit can be mounted on the side of the fuselage, or under the plane's canopy.
Draws amazingly low current - from 4-34mA depending on the battery condition
Plugs into any open receiver channel
One year warranty
One VoltWatch2 On-Board Receiver Battery Monitor
One 1.5x1" piece of double sided mounting tape
Length: 1.65" (42mm)
Width: .63" (16mm)
Height: .16" (4mm)
Weight: 0.15oz (4.3 grams)
Current Draw: approx 4-34mA