TA45 WIRELESS MAGNETIC TAILLIGHT TOWING LIGHT SYSTEM, RECHARGEABLE BATTERIES, 1000FT RANGE, TAILLIGHT, STOP AND TURN SIGNALS, DOT, 4 OR 6 ROUND PLUG OR 7-PIN RV STYLE PLUG, SAVE $$ & TIME SAVE $$$. Batteries are included and are rechargeable DOT compliant Up to 10 hours of use between recharge Running light for night time Strong 80 Pound pull magnets