WALKIES TALKIE INSTRUCTION MANUAL TO CHANGE THE BATTERY FOR WALKIES TALKIE: 1 REMOVE THE SCREW ON THE BATTERY DOOR WITH A SCREW DRIVER (SEE FIG 2) 3.0PEN THE BATTERY DOOR AND SNAP A 9V BATTERY INTO THE BATTERY COMPARTMENT ACCORDING TO CORRECT POLARITY. (SEE FIG. 2) 4.REPLACE THE BATTERY DOOR AND THE SCREW ON POSITION. BATTERY WARNING: 1. DO NOT MIX OLD AND NEW BATTERIES. 2. DO NOT MIX ALKALINE, STANDARD (CARBON-ZINC), OR RECHARGEABLE {NICKEL-CADMIUM) BATTERIES WALKIES TALKIE OPERATION 1.