Check the listing for details. Innovative Products Heavy Ranger MUTT 7-Way Round Pin Trailer Light Tester 9102. Condition: New. Listed at 249.92 USD. Test the Trailer Without the Truck! Features and Benefits:For lights and electric brakesTests 7-way round pin trailer-side harnessesShort circuit protectionTurn signal simulation and power verification LEDInternal battery compartmentThe Heavy Ranger MUTT reduces guesswork and saves time by powering each electrical circuit on trailers using the 7-way round pin type connector. This allows for proper verification of wiring configuration, ground integrity, short circuit and overload protection, as well as turn signal simulation. The Heavy Ranger MUTT features a water resistant, rugged design, internal battery compartment and external 12v power port which can be used as a memory saver, test light supply or trickle charge input. Trickle Charger Included. Battery not included. Connection Type: 7-Way Round PinPower Input: 12V DCBattery Required: YesBattery Dimensions: L: 6" W: 4" H: 5" (Yuasa: YTX14 or similar)Output: 10A @ 12V DCOverload Protection: Automatic Resetting Internal BreakerControls: Manual Control Knob Materials: ABSMaterial: ABSPackage Weight: 2 lbs. (empty)Package Dimensions: L: 14" W: 8" H: 10"Warranty: 1-Year Limited Warranty