Abstract: Provided herein are, among other things, an electronic pad comprising a weight sensor, a gas sensor, a processor and a wireless transmitter. Also provided herein is a safety and fuel level communication system comprising the electronic pad disclosed herein and a wireless transceiver. The electronic pad disclosed herein or the system disclosed herein can automatically provide a low gas level alert when the gas amount remained in a gas container on the electronic pad is below a pre-determined level and/or a gas leak alert when a gas leak is detected. Also provided herein is a method of providing a low gas level alert and a gas leak alert.