·由硅材料制成，具有压力控制阀，用于控制气压压力pressure
·JHQ-1为成人和青少年，JHQ-2为青少年和儿童，JHQ-3为儿童和婴儿d infant
·最大输出压力：4Kpare：4Kpare: 4Kpa
·标准配置：气囊，吸气阀，集气袋，面罩，面罩ag, mask

· Made of silicon material, with pressure control valva for controlling the air pressure pressurepressure
· JHQ-1for adult and adolesent, JHQ-2for adolescent and children, JHQ-3 for children and infantd infantd infant
· Maximum output pressure: 4Kpare: 4Kpare: 4Kpa
· Standard configuration: Air bag, suction valve, gas-gathering bag, maskag, maskag, mask