Made in USA

• Maintain available cold Cranking amps in cold Weather By warming the battery
• Slim Design to Fit in the battery box/tray
• Silicone material is resistant to battery acid
• Not for lithium Ion batteries or use in an insulated battery box
• 5½" (14 cm) x 8½" (21. 6 cm)
• Volts: 120 | watts: 60 | amps: 0. 5 | plug type: 120 Volt, 15 Amp No ground (type E)
• Heater use Not recommended at temperatures above 50°f (10°c)