• Cordless circuit tester for 3-30V DC power measurement.
• Bi-color LED and dual-tone buzzer can distinguish
  between positive and negative polarity voltage.
• No ground wire or clip required.
• V-Groove needle accessory makes piercing and carrying safe.
• Battery: 3V ( 2 x SUM5 1.5V).
• Only for 3-30V DC Voltage.
• DO NOT use on AC powered circuits or wall sockets.
• The product is only for testing tool, Please keep away
  from the children avoid getting it easily.

• Cordless circuit tester for 3-30V DC power measurement.
• Bi-color LED and dual-tone buzzer can distinguish
  between positive and negative polarity voltage.
• No ground wire or clip required.
• V-Groove needle accessory makes piercing and carrying safe.
• Battery: 3V ( 2 x SUM5 1.5V).
• Only for 3-30V DC Voltage.
• DO NOT use on AC powered circuits or wall sockets.
• The product is only for testing tool, Please keep away
  from the children avoid getting it easily.