Features:

• Injection-molded thermoplastic ABS housing, UL 94V-0 flame rating
• Innovative, easy installation in minutes
• Letters 6″ height with 3/4″ stroke
• Single or double face
• Universal J*box mounting pattern, wall mount or ceiling mount
• 120V/277VAC dual voltage operation
• Built -in 3.6 V 1000mAh Nickel cadmium battery for minimum 90 minutes emergency operation
• Maximum 24 hours for full recharge time
• Test switch and charge indicator
• 0℃ to 40℃ indoor damp location listed