A mesh network of temperature probes which measures the internal temperatures of compost piles and wirelessly transmits the temperature data to a computer; Adjustable smartphone and PC tablet stabilizers and mounts; Apparatus and instruments for weighing; Food safety monitoring devices, namely, thermometers, alarms; Loudspeakers, headphones, microphones and CD players; Metal detectors; Portable and handheld digital electronic devices for recording, organizing, transmitting, manipulating, and reviewing text, data, image, and audio files; Radio transmitters and receivers; Remote controls for radios, televisions, stereos; Remote video monitoring system consisting primarily of a camera and video monitor for recording and transmitting images to a remote location; Transmitter and receiver used to locate lost pets; Vehicle tracking devices comprised of cellular radio modules, computer software and computer hardware, sensors, transmitters, receivers and global positioning satellite receivers, all for use in connection with vehicle tracking, vehicle monitoring and anti-theft vehicle alarms