• These are the 9V batteries recommended for our Viper kits
to provide over two hours of run time and bursts of 12A (using 2 batteries).
• Procell's (two in parallel) can run an HXT 12kg-cm servo
at 1.5A continuous (while the Viper is driving continuously) for well over 15 minutes.
• Weight: 46.5grams (1.66oz)