1. FCC: This is a mandatory certification for selling toy walkie-talkies in the United States, ensuring that the walkie-talkies comply with radio frequency and communication standards.
2. CA65: This certification is mandatory for selling toy walkie-talkies in California.
3. IEC62133: Safety report for lithium-ion batteries and nickel-metal hydride batteries. This certification can ensure the safety of the battery and enhance consumer confidence in the product.